Mercedes W124

since 1985-1995 of release

Repair and car operation



W124 Mercedes
+ Governing bodies and control devices
+ MAINTENANCE
+ 2. Maintenance (diesel engines)
+ ENGINE
+ 4. Repair of 6-cylinder petrol SOHC engines
+ 5. Repair of 6-cylinder petrol DOHC engines
+ 6. Repair of the diesel engine established in the car
+ 7. Major maintenance of engines
- COOLING SYSTEM
   8.2. General information
   8.3. Hoses of system of cooling
   8.4. Radiator
   8.5. Thermostat
   + 8.6. Radiator fan
   8.7. Electric sensors
   + 8.8. Water pump
   8.9. Heating and ventilation system
   - 8.10. Elements of system of heating
      8.10.2. Heater radiator
      8.10.3. Control panel heater
      8.10.4. Engine of the fan of a heater
      8.10.5. Internal sensor of temperature
      8.10.6. Sensors of temperature of a radiator of a heater
      8.10.7. Switch of distribution of air and cable
      8.10.8. Regulator of size of an air stream
   8.11. Air central air
+ FUEL SYSTEM
+ 10. System of injection of BOSCH CIS-E fuel (KE-JETRONIC)
+ 11. System of injection of BOSCH HFM fuel
+ 12. Fuel system of diesel engines
+ 13. Fuel system of diesel engines
+ SYSTEMS OF START, IGNITION
+ 15. System of ignition of 4-cylinder petrol engines
+ 16. System of ignition of four-cylinder petrol engines
+ PRESTARTING HEATING
+ TRANSMISSION
+ 19. Mechanical transmission
+ 20. Automatic transmission
+ POWER SHAFTS
+ BRAKE SYSTEM
+ SUSPENSION BRACKET
+ BODY
+ ELECTRIC EQUIPMENT
+ CHECK OF MALFUNCTIONS






8.10. Elements of system of heating

8.10.1. Heater

Removal

Arrangement of bolts of fastening of a cross-piece of the panel at a steering column

Arrangement of bolts of fastening of the left forward rack

Arrangement of bolts of fastening of a rack

Detachment of the plastic air line submitting air to the top part of salon of the car

Arrangement of the plastic air line submitting air to the lower part of salon of the car

Fastening of a cable of management to the lever of a folding shutter
Unscrew screws and disconnect the bottom suspension bracket from a heater.

PERFORMANCE ORDER
1. Merge cooling liquid from cooling system.
2. Remove a weight wire from the accumulator.
3. Working in a motor compartment, weaken collars and remove submitting and two returnable hoses of cooling liquid of a radiator of a heater.
Prevention

For removal of cooling liquid from a radiator of a heater submit air under low pressure through one of hoses of supply of cooling liquid to a heater radiator.


4. Remove the dashboard and the central console.
5. Unscrew nuts and bolts and remove a cross-piece of the panel and a rack (see fig. An arrangement of bolts of fastening of a cross-piece of the panel at a steering column, the Arrangement of bolts of fastening of the left forward rack, the Arrangement of bolts of fastening of a rack).
6. Disconnect the plastic air lines submitting air to the top and lower part of salon of the car from exits to heaters (see fig. A detachment of the plastic air line submitting air to the top part of salon of the car, the Arrangement of the plastic air line submitting air to the lower part of salon of the car).
7. Disconnect electric sockets from a heater, then disconnect a management cable from levers of folding shutters (see fig. Fastening of a cable of management to the lever of a folding shutter).
8. Weaken a bolt of fastening of the lock of a steering column, then insert a key into the lock of ignition and turn it in the first situation. Press the button of fixing and take the lock of a steering column.
9. Unscrew nuts and remove a heater. Remove heater laying from a partition of a motor compartment.
10. Disconnect the electric socket from the engine of the fan of a heater and take wires from fastening brackets.

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal taking into account the next moments.
2. On the models which have not been equipped with a heater of Valeo, before installation of a heater apply a thin film hermetic on a partition of a motor compartment.
3. Fill in cooling liquid in cooling system.